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截取指定字符前后字符串

作者:互联网

<!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <title>分割字符串</title>
</head>
<body>
        <input type="text" class="int">
      <button onclick="getStr()">截取</button>
</body>
<script type="text/javascript">
    var int=document.querySelector('.int');
    function getStr() {
        var string=int.value;
        if(string.indexOf("省")>-1){
        var str="省";
        var str_before = string.split(str)[0];
        var str_after = string.split(str)[1];
        console.log('前:' + str_before + ' - 后:' + str_after);
        }
        else if(string.indexOf("自治区")>-1){
        var str1="自治区";
        var str_before = string.split(str1)[0];
        var str_after = string.split(str1)[1];
        console.log('前:' + str_before + ' - 后:' + str_after);
        }
    }
</script>
</html>

更多内容请见原文,原文转载自:https://blog.csdn.net/weixin_44519496/article/details/120074584

标签:字符,string,截取,after,var,split,str,字符串,before
来源: https://www.cnblogs.com/wangchuanxinshi/p/16521668.html